Delwedd:Kathleen Beyer Blackburn (1892-1968), sitting in chair (3322780248) (cropped).jpg

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Description: The distinguished British botanist Kathleen Beyer Blackburn (1892-1968) taught at Armstrong College, Newcastle upon Tyne. In 1926, Science News Letter reported that "plants as well as animals have in their cells bits of living matter known as the sex chromosomes." This photograph was taken when she was attending a scientific meeting in the United States.

Creator/Photographer: Unidentified photographer

Medium: Black and white photographic print

Persistent URL: http://photography.si.edu/SearchImage.aspx?id=5747

Repository: Smithsonian Institution Archives

Collection: Accession 90-105: Science Service Records, 1920s – 1970s - Science Service, now the Society for Science & the Public, was a news organization founded in 1921 to promote the dissemination of scientific and technical information. Although initially intended as a news service, Science Service produced an extensive array of news features, radio programs, motion pictures, phonograph records, and demonstration kits and it also engaged in various educational, translation, and research activities.

Accession number: SIA2007-0252
Dyddiad
Ffynhonnell

Kathleen Beyer Blackburn (1892-1968), sitting in chair

Awdur Smithsonian Institution from United States
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(Ailddefnyddio'r ffeil hon)		 Smithsonian Institution @ Flickr Commons
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Trwyddedu

This image was taken from Flickr's The Commons. The uploading organization may have various reasons for determining that no known copyright restrictions exist, such as:
  1. The copyright is in the public domain because it has expired;
  2. The copyright was injected into the public domain for other reasons, such as failure to adhere to required formalities or conditions;
  3. The institution owns the copyright but is not interested in exercising control; or
  4. The institution has legal rights sufficient to authorize others to use the work without restrictions.

More information can be found at https://flickr.com/commons/usage/.

Please add additional copyright tags to this image if more specific information about copyright status can be determined. See Commons:Licensing for more information.

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yn portreadu

Kathleen Bever Blackburn

dechreuwyd

27 Chwefror 2009

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cyfredol20:47, 25 Tachwedd 2018Bawdlun y fersiwn am 20:47, 25 Tachwedd 20181,564 × 2,486 (1.03 MB)Gaia Octavia AgrippaFile:Kathleen Beyer Blackburn (1892-1968), sitting in chair (3322780248).jpg cropped 12 % horizontally, 14 % vertically using CropTool with precise mode. Trimmed white space and blurry bottom

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